210931412

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{2477}}^1$

素因数の和:2891

約数の個数: 24

約数和(自身を含む): 376408200

約数和(自身を除く): 165476788

約数列:

[1, 2, 4, 61, 122, 244, 349, 698, 1396, 2477, 4954, 9908, 21289, 42578, 85156, 151097, 302194, 604388, 864473, 1728946, 3457892, 52732853, 105465706, 210931412]

約数ペア:

[(1, 210931412), (2, 105465706), (4, 52732853), (61, 3457892), (122, 1728946), (244, 864473), (349, 604388), (698, 302194), (1396, 151097), (2477, 85156), (4954, 42578), (9908, 21289)]